Quest M-35BT 3 Channel 35 Watts Compact Mixer Amplifier with Bluetooth and USB All-in-one solution for light commercial and industrial applications; restaurants, retail stores, coffee shops, medical/dental offices, schools, factories, warehouses and more. Designed for the most common commercial installation requirements Ideal for background music, mic, and paging with integrated Bluetooth, FM tuner and Media Player, and the ability to connect three external sources Industry standard connectors to make installs fast and efficient Front panel controls to easily manage source and master volumes with bass treble control Features: 70V/25V/4 Ohm/8 Ohm, 35 Watts Built-in Media Player USB/SD, FM Bluetooth, with the ability to record to USB or SD 3 Mic/Line inputs CH1 - Mic/Line on Phoenix terminal CH2 - Mic on Phoenix terminal - Line on RCA CH3 - Mic on Phoenix terminal - Line on RCA CH3 - 3.5mm Aux on front panel Phantom Power support for primary mic (1) TELE-PAGING input, and (1) MOH/LINE OUT on 3-prongs Phoenix terminals Speaker outputs on 5-prongs Phoenix Terminals Power, Signal, -20dB, Clip and Protect Indicators Specifications: Rated Power Output Speaker Output: 4?/8?/25V/70V Connectors: CH1 : Mic/Line on balanced 3-Conductor Phoenix Connector with Phantom Power CH2-3 : Mic input on 3-Conductor Phoenix Connector, Line input on stereo RCA CH3 : 3.5mm stereo Aux input on front panel Input Sensitivity /Impedance: MIC 1-3 : '-50dB to -6dB Variable / 20 k? Balanced Line 2, 3 : '-30dB to +14dB Variable / 47 k? Unbalanced Telephone-Paging : -21dB 3dB / 600 ? Balanced Music On Hold Output Level: ? to +10 dB Variable / 600? Balanced Frequency Response: 80Hz - 18kHz (3dB) Tone Control: 10dB for bass and treble S/N Ratio: 90 dB T.H.D (1 kHz): 0.5 % Protection: Output Current Limiting, Thermal Protection DC Offset Protection Power Supply: 110V AC, 50-60Hz Chassis Dimensions: 10.63" x 3.0" x 9.06" (270 x 76 x 230mm) Weight (Net): 7.18 lbs. (3.26 kg) Master Carton Qty: 4 Echotone Music LLC is an experienced E-commerce Audio Visual Equipment dealer since 1998. We take pride in selling Pro Audio gear for musicians, sound engineers, production companies and broadcast applications. Shipping --Pro packed shipped USPS, UPS or Freight Service. Contact us pay for 2 day air upgrade on any unit. We are working hard to get your product ( built if needed), processed shipped. Processing times vary, 2-30 days Returns/Refunds- If there is truly a manufacturing defect a return tag will be provided. Otherwise customer pays for return shipping. Returned items must be sealed/unopened to qualify for a full refund. Refunds are for the Item cost only. Gear returned with out all its original packaging, accessories or shows signs of wear, is subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. What products can not be returned? - Clearance items, Custom Builds, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, computers, vacuum tubes, earbuds, harmonicas raw-frame speakers, drumheads, drumsticks, turntable cartridges, fog fluids