Garmin Avionics Audio Panels GMA 350Hc 010-00871-41

Physical & Performance
Dimension 6.25”W x 1.30”H x 7.80”D (15.9 x 3.3 x 19.8 cm)
Weight 2.4 lb (1.1 kg)
Features
Music frequency response 20Hz - 20kHz
Speaker output 28V aircraft — 10W into 4 Ohms, 7W into 8 Ohms; 14V aircraft — 3W into 4 Ohms
ICS (intercom system) 6 to 7 position intercom (individual VOX processing for each mic position)
Alert/Unswitched inputs 5
Additional includes marker, AUX and speaker volume controls; also features 3D spatial audio and automatic speech recognition.
Front panel jack yes (3.5mm - smartphone compatible)
Telephone interface dedicated full-duplex tel interface (no PTT keying required)
Marker beacon dual sensitivity
SmartMute (includes SmartMute marker audio muting) yes
Music source input 2 stereo music source inputs
Failsafe (connects Pilot PTT, mic and headset to COM1 if unit is turned off) yes
Intercom volume controls yes
Transceivers 2 - COM1, COM2
Manual VOX level controls 1 (shared threshold, individual processing)
Avionics squelch (squelch processing for noise reduction) yes
Additional receiver inputs 5 - NAV1, NAV2, AUX1, AUX2, AUX3
Manual squelch yes
Automatic squelch yes
PA function pilot selectable — requires pressing and holding SPKR button to change state
TSO Authorization yes
Clearance recorder yes
Front panel music volume control yes (music and telephone volume controls)
ICS isolation modes 5 - All, Pilot, CoPilot, Crew/Pass, None
Split com (CoPilot transmits and receives on Com2 while Pilot transmits and receives on Com1) yes
Music input impedance rear pins: 600 Ohms; front panel jack: 5 kOhms