Feature: 1. Mini Walkie Talkie: Advanced speech coding technology enables clear speech and efficient communication even in noisy environments. 2. Wide Compatibility: With standard K head interface, the 2 way radio is suitable for most earphones on the market. 3. Multi Function: Designed with illuminated PTT button, has call, standby, power prompt function, convenient and practical. 4. Automatic Encryption: Turn on the frequency hopping function, the frequency and sub tone will be automatically encrypted, ensures the information safety of users. 5. Safe and Reliable: Using high precise resistance capacitance inductive components and excellent polymer battery, with multi charge protection design, reliable for use. 6. Premium Materials: Front panel is made from high strength acrylic, unique designed, pressure and wear resistance, can be widely used in hotels, restaurants, properties, etc. Specification: Item Type: Mini Walkie Talkie Material: ABS, Acrylic Working Current: 3.7V Frequency: 400-470MHz Power: ≤5W Waterproof Dustproof: IP54 grade Screen: None Channel: None Keyboard: None Charging Current: 5V1A Audio Interface: Standard K Battery Capacity: 1 x 2000mAh lithium battery (matching) Size: Approx.105x55x20mm/4.1x2.2x0.8in. Package List: 1 x Mini Walkie Talkie1 x USB Cable1 x Back Clip1 x Lanyard1 x Battery Note: 1. Do not place the product in an environment that is too corrosive, humid and high temperature!2. Please charge according to the voltage used, using other voltages may cause fire and product damage!