20/EE (BM-II) E/26-27

Supply, assembling, testing and commissioning of Two-way, passive loudspeaker with specification of System type Passive, 2-way, Bass Reflex Woofer Size 4" Tweeter Size 1" Dome Tweeter 100V Power Options 30W, 15W, 6W, 3W 70V Power Options 15W, 7.5W, 3W, 1.5W Low Nominal System Impedance 8 Ohm Power Rating1 45W AES, 180W Peak Recommended Amplifier 80-160W @ 8 Ohms Sensitivity 1W/1m2 88 dB SPL Max SPL 1m3 111 dB SPL Frequency response 80Hz - 20KHz (-10dB) 125Hz - 18KHz (-3dB) Input / Link Connector Euroblock and M4 terminals Horizontal Dispersion Angle 90° Vertical Dispersion Angle 80°.Main Construction Material: ABS Plastic. Grille: Black, Circular Steel Mesh, Finish: Black (White finish optional, subject to MOQ) Mounting Bracket Adjustable Steel Bracket included Unit, dimensions (HWD) 295 x 145 x 222mm, 11.6" x 5.7" x 8.7" Unit weight: 2.8Kg, 6.2 lbs. The defect liability period and warranty/Guarantee is of one year. Make: Optimal Audio/Sonance/HH

Supply, assembling, testing and commissioning of long range power amplifier with specification of Zone power amplifier with input routing, Outputs: 2 zone power amp outputs via 5.08mm Euroblock, Controls: Adjustable gain control for each input; source select and volume control for all zones, THD+N: <0.01% @0dBu in, mid volume; <0.008% @+6dBu in, maximum volume, Noise Floor: < -70dBu (unmuted), < -110dBu (muted), Emergency Override: Balanced 3.5mm Euroblock connector, overriding the normal inputs, Inputs: CH1/2 balanced XLR/6.3mm jack combi socket, CH3/4 L&R balanced 3.5mm Euroblock, CH5 3.5mm stereo aux and stereo RCA, Frequency Response: 20-20kHz ±0.1dBu (LoZ Mode), 80-20kHz ±0.1dBu (HiZ Mode), S/N: >110dB, Crosstalk: < -95dB between channels, maximum volume, Lineout: 3.5mm Euroblock line level output that follows zone 1, useful for system expansion, Power Consumption: 17W Idle; 150W Typical; 200W Max; 0.4W Standby, Unit Dimensions (Hwd): 44 x 483 x 417 mm (1.7" x 19" x 16.4"), Unit Weight 3.9kg, 8.6lbs. The defect liability period and warranty/Guarantee is of one year. Make: Optimal Audio/Sonance/HH

Supply Installation Testing & Commissioning of Podium Cardioid Condenser Microphone with Desktop Base Element type: electret condenser Polar pattern: cardioid Frequency response: 70 – 16,000 Hz Sensitivity: -33 dBV/Pa (22 mV, @1 kHz, 1 Pascal =94 dB SPL) Maximum SPL: 120 dB Dynamic range: 93 dB Signal to noise ratio (@94 dB SPL): 67 dB Common mode rejection: > 45 dB. The defect liability period and warranty/Guarantee is of one year Make- Shure, Sennheiser, AKG

Supply, assembling, testing and commissioning of online UPS Capacity 3000 VA / 2700 W Input Low Line Voltage Range Transfer 180VAC/ 160VAC/ 140VAC/ 120VAC ± 5% (Ambient Temp.<35°C) (Based on load percentage 100%- 0%/ 80%-70%/ 70- 60 %/ 60 %- 0) Low Line Comeback 195VAC/ 175VAC/ 155VAC/ 135VAC ± 5% Ambient Temp. <35°C) ( based on load percentage 100% -80% / 80%- 70%/ 70-60% / 60% -0) High Line Transfer 300VAC± 5 % High Line Comeback 290 VAC ± 5 % Frequency Range 40Hz ~ 70 Hz Phase Single phase with ground Power Factor 0.99 @ nominal voltage (input voltage) Output Voltage 208/ 220/ 230/ 240VAC Output Power Factor 0.9 AC Voltage Regulation ±1% (Battery Mode) Frequency Range 47 ~ 53 Hz or 57 ~ 63 Hz (Synchronized Range) Frequency Range (Battery Mode) 50 Hz ± 0.5% or 60Hz ± 0.5% Overload Ambient Temp with case/ cover. The defect liability period and warranty/Guarantee is of one year Make:- microtech /Vertiv /Eaton

Supply, assembling, testing and commissioning of Audio mixer with specification of Mic Inputs: 4 x XLR CH1-6, Line Inputs (Mono): 2 x ¼” 6.3mm TRS CH3-6, Line Inputs (Stereo): 1 x Stereo ¼” 6.3mm TRS CH7-8, EQ: 3 band (±15dB), Low 100Hz, Mid 2.5kHz, High 12kHz per channel ,Low cut: 75Hz cut off @ 18dB/Octave (CH1-6), Main Outputs: Balanced Stereo XLR,FX Send: Mono ¼” 6.3mm TRS, Effects: 16 Reverb and Delay effects with enable switch and parameter control. USB Audio: Inputs/Outputs: 2-in/2-out, 16-bit, 24-bit, Sample rate: 48kHz. The defect liability period and warranty/Guarantee is of one year. Make- Optimal Audio/Sonance/HH

Supply, assembling, testing and commissioning of Two-way, full range, passive loudspeaker with specification FREQUENCY RESPONSE (with preset): 90Hz – 20kHz +/-3dB, -10dB @ 70Hz, DRIVERS: LF: 6.5”(165mm) coated paper, ferrite motor system, HF: 1” (25.4mm) Silk Dome, neodymium motor system, IP RATING :IP54 when used with accessory terminal cover, RATED POWER : 60 W (AES) 240W (peak), NOMINAL IMPEDANCE: 8 Ohms, SENSITIVITY (1W/1m) : 89dB, SENSITIVITY (1W/1m): 89dB, MAXIMUM SPL: 107dB (continuous) 113dB (peak), CROSSOVER: 3.4kHz, RECOMMENDED HIGH PASS FILTER: 24dB Per Octave @ 50 Hz, TRANSFORMER TAPS @ 70v: 3.75, 7.5, 15, 30W, TRANSFORMER TAPS @ 100v: 7.5, 15, 30, 60W, DISPERSION (-6dB): 130°H x 120°V, ENCLOSURE: ABS, DIMENSIONS: (W)200 x (H)320 x (D)190mm, WEIGHT :3.82kg (8.4lb). The defect liability period and warranty/Guarantee is of one year .Make : Optimal Audio/Sonance/HH

Supply, assembling, testing and commissioning of Power amplifier with complete specification of Outputs: 4 zone power amp outputs via 5.08mm Euroblock, Inputs: CH1/2 balanced XLR/6.3mm jack combi socket, CH3/4 L&R balanced 3.5mm Euroblock, CH5 3.5mm stereo aux and stereo RCA, Frequency Response: 20-20kHz ±0.1dBu (LoZ Mode), 80-20kHz ±0.1dBu (HiZ Mode), THD+N: <0.01% @0dBu in, mid volume; <0.008% @+6dBu in, maximum volume, S/N: >110dB, Noise Floor: < -70dBu (unmuted), < -110dBu (muted), Controls: Adjustable gain control for each input; source select and volume control for all zones, Crosstalk: < -95dB between channels, maximum volume, Other Controls: CH1/2 mic/line level and phantom power; high and low impedance settings for all zones; power saving mode and front panel lock, Power Consumption: 27W Idle, 300W Typical, 450W Max, 0.4W Standby, Unit Dimensions (Hwd): 44 x 483 x 417 mm (1.7" x 19" x 16.4"), Unit Weight: 4.5kg, The defect liability period and warranty/Guarantee is of one year. Make- Optimal Audio/Sonance/HH

Supply, assembling, testing and commissioning of Audio mixer with specification of Mic Inputs: 10 x XLR CH1-12, Line Inputs (Mono): 8 x ¼” 6.3mm TRS CH1-8, Line Inputs with Mic (Stereo): 2 x Stereo ¼” 6.3mm TRS CH9-12, Line Inputs (Stereo): 2 x Stereo ¼” 6.3mm TRS CH13-16, EQ: 3 band (±15dB), Low 100Hz, Mid 2.5kHz, High 12kHz per channel, Low Cut: 75Hz cut off @ 18dB/Octave (CH1-12), Compressor: 2:1 ratio 9dB makeup gain, -8dBu input threshold (max compression, Ch1-8), Main Outputs: Balanced Stereo XLR, Monitors: Stereo ¼” 6.3mm TRS Sockets, Sub Outputs: 2 x ¼” 6.3mm TRS Sockets, FX Send: Mono ¼” 6.3mm TRS, Aux Send Mono ¼” 6.3mm TRS: Phones: Mono ¼” 6.3mm TRS, Effects: 16 Reverb and delay effects with enable switch and parameter control, Graphic EQ: Master 9 Band Graphic EQ with feedback detect, on/off toggle, USB Audio: Inputs/Outputs: 2-in/2-out, 24-bit, Sample Rate 48kHz, Product Dimensions (HWD) 107 x 509.5 x 443mm (4.2" x 20.1" x 17.4"), Product Weight: 7.5 Kg. The defect liability period and warranty/Guarantee is of one year. Make- Optimal Audio/Sonance/HH

Supply, assembling, testing and commissioning of cordless mic with complete specification Transparent 24-bit digital audio, Extended 20 Hz to 20 kHz frequency range (microphone dependent),118 dB dynamic range,Digital predictive switching diversity,44 MHz tuning bandwidth (region dependent),32 available channels per frequency band (region dependent), Up to 10 compatible systems per 6MHz TV band; 12 systems per 8 MHz band, Gain Adjustment Range –18 to +42 dB in 1 dB steps, Configuration -1/4" (6.35mm): Balanced (Tip=audio +, Ring=audio –, Sleeve=ground) XLR: Balanced (1=ground, 2=audio +, 3=audio –) Mic/Line Switch 30 dB pad, Network Interface Single Port Ethernet 10/100 Mbps, Network Addressing Capability DHCP or Manual IP address, Dimensions (H × W × D) 1.65 × 7.76 × 5.98 in (42 × 197 × 152 mm),handheld transmeter- Battery Type Rechargeable Li-Ion or 1.5 V AA batteries, Dimensions (Dia. × L) 1.46 × 6.93 in (37.1 × 176 mm), Maximum Input Level 8.2 dBV. The defect liability period and warranty/Guarantee is of one year Make-AKG, Shure, Sennheiser

Supply Installation Testing & Commissioning of Podium Cardioid Condenser Microphone with Desktop Base Element type: electret condenser Polar pattern: cardioid Frequency response: 70 – 16,000 Hz Sensitivity: -33 dBV/Pa (22 mV, @1 kHz, 1 Pascal =94 dB SPL) Maximum SPL: 120 dB Dynamic range: 93 dB Signal to noise ratio (@94 dB SPL): 67 dB Common mode rejection: > 45 dB. The defect liability period and warranty/Guarantee is of one year Make- Shure, Sennheiser, AKG