Basic function description type Brand and model: Motorola MAG ONE VZ-D135 digital walkie-talkie. Frequency band and power: frequency range is 400 - 470MHz, RF output power is 4W, which can achieve long-distance and clear conversation. Number of channels: with 16 channels, it can meet the communication needs of different groups or scenes. Battery performance: Equipped with 1600mAh Li-ion battery, battery voltage 7.4V, standby time up to 24 hours, normal working time 12 hours, meet the daily use. Product size and weight: Size 1025535mm, weight about 255g, light and portable, easy to carry and operate. Outstanding Functional Advantages Digital technology: adopts advanced digital technology, clear voice, strong anti-interference ability, stable signal. Dual-mode operation: Seamless conversion between analogue and digital modes, compatible with existing analogue walkie-talkie communication and enjoying the advantages of digital communication, ensuring the continuity of walkie-talkie service. Multi-functional display: The display with soft white backlighting allows you to view information clearly even in dark environments. With the shortcut keyboard, the operation is intuitive and efficient. The channel voice announcement function provides voice prompts when switching channels, eliminating the need to look at the intercom, and supports both Chinese and English announcements. Programmable Shortcut Keys: There are 5 programmable shortcut keys on the side keys and front keypad area, which can be defined as different preset functions through the frequency writing software, such as sending preset text messages or making selective calls with one key, to improve the efficiency of use. Application Scene Pointing Type Wide range of application scenarios: suitable for commercial places such as hotels, shopping malls, properties, etc., to facilitate internal communication and coordination among staff; also suitable for outdoor scenarios, such as construction sites, driving tours, camping, etc., to meet the needs of long-distance communication. Rugged and durable design: with dustproof and rainproof function, it can adapt to various harsh environments, and it is rugged and durable, able to withstand a certain degree of collision and fall, which reduces the maintenance cost and inconvenience caused by accidental damage.