The Ahuja DPA-770M is a medium-wattage PA mixer amplifier with a built-in digital player, designed for announcements and music in schools, places of worship, shops, offices, community halls and similar venues. Despite the figures in its model name, its rated output is the figure Ahuja specifies for it: 75 watts RMS at 10 percent THD, with a maximum output of 100 watts. That distinction matters when matching the amplifier to speakers, and it is the rated output, not the model number, that should guide an installation.
Key features
75 watts RMS rated output, 100 watts maximum
Four microphone inputs and one auxiliary input
Built-in MP3 digital player with USB, SD and MMC card reading
Bluetooth facility for wireless music playback
Speaker outputs for 4, 8 and 16 ohm loads and a 100 volt line
Line output for connection to a booster amplifier
Operates on AC mains and transfers instantly to 12 volt DC battery power if mains fails
Inputs for voice and programme material
The mixer section provides four microphone inputs, each rated at 0.6 mV into 4.7 kilohms, alongside one auxiliary input rated at 100 mV into 330 kilohms for a line-level source. That combination covers the typical PA requirement of several microphones for announcements, prayer, teaching or presentations, with a separate channel for background music. Individual input control with a master level lets the operator balance speech against music rather than treating the system as a single fixed source.
Digital player and Bluetooth playback
The built-in digital player reads MP3 material from USB storage and from SD and MMC cards, and the amplifier also offers a Bluetooth facility for playing audio from a phone or tablet without a cable run to the amplifier position. A remote control is supplied for the player functions. For venues that play scheduled announcements, devotional material, interval music or recorded messages, having the player inside the amplifier removes the need for a separate source component and keeps the system compact.
Speaker matching and system expansion
Speaker outputs are provided at 4, 8 and 16 ohms for direct low-impedance connection, together with a 100 volt line output for distributed systems where several ceiling or wall speakers are run over longer cable lengths, as is common with Ahuja line-matching speakers. A line output rated at 1 volt into 3.5 kilohms allows the mixer section to feed a separate booster amplifier when a venue later needs more power or an additional zone, so the DPA-770M can remain the control point of a growing system.
Tone control, power and practical details
Cut-and-boost bass and treble controls, rated at -10 dB to +7 dB at 100 Hz and at 10 kHz, let the installer compensate for room acoustics and for the difference between speech clarity and music warmth. The frequency response is 50 to 15,000 Hz within 3 dB, with a signal-to-noise ratio of 55 dB and output regulation within 2 dB from no load to full load at 1 kHz. Power is 220 to 240 volts AC at 50/60 Hz, with instant transfer to a 12 to 14 volt car battery supply if AC power fails. The unit measures W385 x H125 x D300 mm and weighs 8.80 kg.
For everyday public address where several microphones, recorded playback and Bluetooth music all need to live in one reliable box, the DPA-770M covers the requirement without unnecessary complexity.
Bass -10dB to +7dB at 100Hz, Treble -10dB to +7dB at 10kHz
Signal to Noise Ratio
55 dB
Line Output
1V into 3.5 kilohms, for booster amplifier
Dimensions
W385 x H125 x D300 mm
Weight
8.80 kg
Brand
Ahuja
Model
DPA-770M
Model / SKU
AHUJA-DPA770M
Category
Amplifier
Condition
Brand new, sealed box
Warranty
Official manufacturer warranty (India)
GST invoice
Yes, input credit available
Warranty Information
Buy with peace of mind. The Ahuja Amplifier DPA770M With Bluetooth comes with the official manufacturer’s warranty for India, valid from the date on your GST invoice. Pro Audio Video is a specialist audio video store, and every product we sell is brand new, sealed and sourced through authorised channels, so your warranty is honoured at brand service centres across India.
Official Indian warranty, as specified by the manufacturer
GST invoice with every order, needed for warranty claims
We help you raise and follow up warranty claims with the brand
Delivery and Shipping
Same-day dispatch on most in-stock orders
Delivery anywhere in India; delivery time depends on your location
Shipped securely in the original manufacturer box
Cash on delivery available on orders up to ₹45,000
Tracking details by SMS and email as soon as your order ships
Returns and Refunds
Not right for you? Return unused products in their original packaging within 7 days of delivery. If a product arrives damaged or defective, tell us within 48 hours with photos and we will replace it or refund you in full.
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