ESCO Company Ltd. 數字對講機（需要註冊）5W EA790AK-31A EA790AK-31A

Feature

• Note: You cannot communicate with digital registration stations other than the AMBE system.
• * Application for registration is required: You need to apply for a fee in advance and receive a registration letter (issued in about 15 days). There is a blanket application to register individual units and multiple units, and the registration letter needs to be renewed every five years. In addition, you are obliged to pay the radio wave usage fee every year, and the amount and payment method are clearly indicated on the payment notice sent from the Ministry of Internal Affairs and Communications. Application materials are included with the product.
• It is also useful for business communication, leisure and disaster prevention communication. This is the definitive high-power transceiver for easy operation.
• Various voice guidance such as "Key lock in progress," "Battery low," and "Emergency" in addition to the CH number and received sound level

Specifications

• Manufacturer: Alloco (ALINCO)
• Model number: DJ-DPS 70 KA
• Communication method: Digital alternate call (single transmission) method
• Transmission frequency: 351.2000 ~ 351.38125 MHz (30 ch)
• Receiving frequency: 351.16875 ~ 351.38125 MHz, 30 ch + 5 ch (overhead channels S1 to S5)
• Modulation method: Quadratic FSK (Radio wave types F1C, F1D, F1E, F1F)
• Number of channels: 30 ch (+ 5 ch/Aerial channel reception only)
• Transmission output: 5W/2W/1W switchable (Deviation/+ 20%, -50%/antenna impedance/50 ohms)
• Receiving sensitivity: -5 dB micro (BER 1%)
• Receiving method: Double superheterodyne
• Low frequency power: 700 mW or more (maximum)
• Rated voltage: 7.2 V (battery terminal)
• Current consumption: When transmitting/2.0 A or less (5 W)/1.2 A or less (2 W)/0.9 A or less (1 W) When receiving/500 mA or less (when outputting audio)
• Operating temperature range: -20 to + 60 degrees Celsius (temperature range when charging/+ 10 to + 45 degrees Celsius)
• Waterproof and Dustproof: IP 67 equivalent (Dustproof and Dustproof)
• Power: Lithium-ion battery
• Continuous usage time: 11 hours (15 hours with battery save on)
• Size: 55.8 (W) x 32.5 (D) x 95.8 (H) mm (antenna length/about 100 mm)
• Weight: approx. 244 g (with lithium-ion battery)
• Includes: lithium-ion battery pack, antenna, belt clip, single fast-charging stand, charge-only AC adapter, hand strap, complete application form
• Correspondence to registration stations
• No license or qualification required (registration application required)
• Communication with other manufacturers is possible
• Loud 700 mW audio output
• 35 minute communication recording function that allows detailed settings such as recording only specific calls for individual communication
• Add your own secret story key, a high-security secret story that can be called only by the S 70 series (conventional code 32,767 x stronger key 15 = 491,505 ways)
• A shock sensor function (mandown function) that can be programmed to suit your needs, such as automatically sending a signal when you suddenly fall down.
• Short message function that allows you to freely edit up to 32 full-width characters using PC editing software
• Dual operation function that allows two lines of communication using PTT and short keys
• RoHS (six substances) compliant products

Package size

• Package size：151×273×78 mm 770 g