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https://www.hytera.com/en/products/accessories/audio/SM27W1.html

It works with ADA-01 to form SM27W1-A1 kit for meeting police dispatch.

Specifications of Hytera SM27W1
Specs_Acc_Audio
Weightabout 120g
Colorblack
PTT Keyavailable
Emergency Keyavailable
Microphone Sensitivity–42±3 dB @ 1 kHz 3.0 V 2.2 K, 0 dB = 1 V/Pa
Speaker Power2 W (rated); 2.5 W (max.)
Speaker Impedance4 Ω±15% @ 1 kHz
Speaker Frequency Response83±4 dB @ 1 kHz 1 W/100 cm
Communication ProtocolBluetooth V4.0
BT Range8–10 m
CertificationCE, FCC, and IC
Battery Life≥ 15 h (5/5/90)
Charging Time≤ 3.5 h
IP RatingIP54
Operating Temperature–20℃ to 60℃
Storage Temperature–20℃ to 60℃

Hytera is a professional tetra radio manufacturers, we provide tetra terrestrial trunked radio, emergency response communications and etc. Want to learn more about Hytera products and solutions? Please tell us your business needs, our specialist will analyse your pain points and offer the right solution.