Feature:1. Hands Free. Once enable VOX function, just speak to the radio and it will begin broadcasting automatically, no need to press PTT button.2. 9 Squelch Levels. Adjust the squelch level to mute background sound to some extent and bring yourself crisp and smooth sound.3. Humanized Design. You can turn on LED flashlight for emergency lighting. And with knob, easy to adjust volume quickly.4. LED Display. Easily get to know the operating channel, frequency, signal strength, remaining power, and other enabled or activated functions.5. Long Lasting Battery. With built-in 2800mAh lithium battery plus battery saving function, you can use it for a long time.Specification:Specification:Color: YellowFrequency range:136-174MHz200-225MHz400-520MHzMemory channels: Up to 128 channelsFrequency stability: 2.5ppmFrequency step: 2.5/5/6.25/10/12.5/25KHzImpedance: 50 OHMOperating temperature: -20°C-60°CSupply voltage: Rechargeable Lithium-Ion 7.4VBattery Capacity: 2800mAhStandby consumption: ≤75mAReception consumption: 380mATransmission consumption: ≤1.4AWorking mode: Simplex or semi duplexTransmitter:RF power: 8W/1WModulation type: FMEmission class: 16K øF3E/11KøF3E(W/N) Maximum deviation: ≤±5KHz/≤±2.5KHz(W/N)Spurious emission: <-60dBReceiver:Receiver sensitivity: 0.2µV (at 12 dB SINAD)Inter modulation: 60dBAudio output: 1000mWAdjacent channel selectivity: 65/60dBItem size: 110* 58* 32mm/ 4.33* 2.28* 1.26inItem weight: Approx. 130g/ 4.59oz.Package List:1 * Interphone1 * Battery pack1 * Power Adapter2 * Antennas1 * Lanyard