RM250 Wired Remote Speaker Microphone, IP67

Non IMPRES wired RSM with 2.5mm connector and integrated battery. Kit includes USB-A to Micro USB cable for charging. Dimensions (W x L x D): 58mm x 84mm x 24mm (without clip). Weight includes RSM and cable: 154g. Battery life: 22 hours min (5/5/90 duty cycle). Charge time: 2 hours typical. Operating voltage: 3.7V DC. Acoustic: windporting omni-directional. Emergency Button: no , Volume Control: no , Programmable Button: no , IP Rating: IP67 , Audio Jack 3.5mm: yes (compatible earpiece is PMLN7560A (Non UL)). Radio compatibility: MOTOTRBO SL series, Evolve and TLK 100i.