LOUD SOUND The 3W output as well as 3.5mm interface design provides outstanding sound quality and loud enough volume for outdoor use.	WIDE COMPATIBILITY Work great with most mobile radios, CB radios and HF transceivers with 3.5mm port.	ADJUSTABLE DESIGN Come with a mounting bracket. You can adjust and tighten the speaker to find a angle that fit your using occasion most.	PORTABLE SIZE Compact and handheld. The 10-feet audio cable is long enough to place this external speaker wherever you want.

Compatible Models
 - Xiegu: X6200, X6100, G1M, X5105, G90^*
 - Radioddity: DB20-G, CB-27, CB-27 Pro, CS-47, CB-500, CB-900 Pro, QT40, QT60/QT60 PRO, QT80
 - TYT: TH-9800
 - Yaesu: FT-7800R, FT-8900R
 - Kenwood: TM281, TM481
 - Icom: IC-2720H, IC-2820H
 - QYT: 7900, 8900

Note:
1. It's compatible with most radios with 3.5mm port.
2. It does not work with Radioddity QB25, DB25, DB25-G

* If plan to work it with , you'll need a Noise Reduction Unit as well because G90 can not drive a passive external speaker.

Specifications
Type: Passive speaker
Impedance: 4Ω
Power: 3w
Plug type：3.5mm plug
Cable length: 10 feet / 3 meters
Weight: 0.7lb / 0.3kg
SizeVolume: 4.1x2.4x1.8" / 105x60x45mm

Schematic Diagram of Plug Wiring

What's in the box?
1 x GY03 External Speaker
1 x Mounting Bracket
2 x Screws (for bracket)
2 x Screws (for mounting)