Feature: 1. Premium Material: Wireless 2 way radio is made of premium ABS material, wear resistant, comfortable hand feeling, sturdy and durable. 2. Clear Sound: Adopt premium diaphragm, excellent sound resolution, ensure the sound quality is loud and clear, sound up to 50dB. 3. Long Endurance: Portable 2 way radio builts in 1800mAh lithium battery, standby up to 5 days, continuous use of 20 hours, reduce frequent charging. 4. Excellent Performance: Professional manufacturing, fine workmanship, 16 channels, 400‑480MHz frequency band, high sensitivity, stable and reliable. 5. Wide Application: Wireless walkie talkie is suitable for hotels, shopping malls, supermarkets, scenic areas, pavilions, competition venues, etc. Specification: Item Type: Wireless Walkie Talkie Material: ABSApplication: Suitable for hotels, shopping malls, supermarkets, scenic areas, pavilions, competition venues Frequency Band Division: 400-480 MHZPower: 3WChannel Quantity: 16 channelsSize(mm): Approx. 100x55x33mm/3.94x2.17x1.30inFrequency Stability: 2.5ppmModulation Limited: ±≤ 4.5KHz at 25KHz Adjacent Channel Power: -60dB Receive Sensitivity: 0.2 V at 20/25KHz Intermodulation: 65dB Audio Distortion: 5% Audio Frequency Response: +1 - -3dBBattery Type: 1800mAh lithium battery x 1 (built in)Plug Standard: AC110-240V. Package List: 1 x Wireless Walkie Talkie1 x Battery1 x Back Clip1 x Hand Strap2 x Screw1 x Antenna1 x Charging Dock Note: 1. Do not place the product in a corrosive, humid and high temperature environment! 2. Please charge according to the voltage used. Other voltages may cause fire and product damage.