Feature: 1. Suitable Scene: External speaker has a 3.5mm single channel plug and is compatible with a wide range of intercom platforms. 2. Better Sound Quality: External speaker can provide higher sound quality, which allows people to hear the conversation more clearly and effectively avoid audio interference in noisy environments. 3. Improved Safety: Using a car external speaker eliminates the need for drivers to look down for the intercom when they hear a conversation, effectively improving driving safety. 4. Premium Material: External communications speaker is made of high class ABS, which is hardness, sturdy and durable and has a long service life. 5. Easy to Install: External radio speaker is designed to be easy to install, saving time and money on installation costs. Specification: Item Type: External Speaker Material: ABSColor: Black Input Power: 3WMaximum Input Power: 5W Impedance: 8Ω Plug: 3.5 mm monoCable Length: Approx. 1.5m/4.9inApplicable Models : For YAESU Series : FT-1802M /FT-1807M/ FT-1900R /FT-1907R/FT-7800R /FT-7900R/FT-8800R/FT-8900R/FT-2800M/FT-2900R For KENWOOD Series :TM471A /TM271A /TK868G /TK768G For ICOM Series :IC-2200 /IC-2720H /IC-2100 /IC-2820H. Package List: 1 x External Speaker 1 x Screw Kit