Specification: Material: ABS Color: Black Power: 1.5W Impedance: 8 ohms Plug: 3.5 mm and 1 jack Frequency: 320 - 8600Hz Cable length: 180 cm / 70.9 in Size: Approx. 10 * 8 * 3 cm / 3.9 * 3.1 * 1.2 in Applicable Models: For YAESU series: FT-1802M /FT-1807M/ FT-1900R /FT-1907R/FT-7800R/FT-7900R/FT-8800R/FT-8900R/FT-2800M/FT-2900R and so on are applicable For ICOM series: IC-2200/IC-2720H/IC-2100/IC-2820H, etc. Other series: TM471A/TM271A/TK868G/TK768G, etc. Package list: 1 * External Speaker 2 * Screw