ESTALKY E550 SIMPLE PROFESSIONAL 2W SPEAKER POC RADIAO

1、HW SPEC 1.1 Main CPU & SW CPU MTK6737M Android Android 5.1 OS System Language Multi Language 1.2 Memory RAM+ROM 1GB +8GB （up to 32GB） SD Card 32GB 1.3 LCD LCD OLED 0.97" LCD resolution 128x64 RGB LCD Colors 16M Color IPS TFT 1.4 Touch Touch type & size None Glass Coning generation 3 Multi-touch None 1.5 Sensor Sensor 3D Sersor/G-Sersor/ Acceleration Sensor 1.6 Frequency/Bands Network( GSM, WCDMA, FDD, TDD） EU band:GSM: B2/B3/B5/B8WCDMA: B1/B2/B5/B8 TD-SCDMA: B39/B34 FDD-LTE: B1 / B3 / B7 / B8 / B20 / TDD-LTE: B38 / B39 / B40 / B41 US band: GSM: B2/B5 WCDMA: B1/B2/B4/B5/B19 FDD-LTE: B1 / B2 / B4 / B5 / B7 / B12 / B13 / B17 / B19 / B28 ( a&b ) 1.7 Camera Front& Rear Camera None 1.8 Wi-Fi IEEE802.11a Yes (5G) IEEE802.11a Yes (5G) IEEE802.11b Yes(2.4G) IEEE802.11n Yes(2.4G&5G) WIFI anternna Type Wi-Fi & BT Coexistence Internal antenna 1.9 Bluetooth Version BT V4.0 with BLE / BT2.1 + EDR ( Enhanced Data Rate ) Power Level (Max) Class 2 Operation distance (Max) 10 meter 2.0 GPS & A-GPS GLONASS Support None GPS Support Yes AGPS Support Yes Antenna Type Internal antenna 2.1 Speaker & MIC Output Φ36mm,2.0W SPL 98dB Receiver 1506 MIC Type Single Pole Mic MIC Sensitivity -42dB±3 SIM card One Micro-SIM card Vibrator None 2.2 USB USB type Micro USB USB Micro USB2.0 USB OTG Cable length 1.0m 2.3 Earjack Interface Type M6 Connector 2.4 Indicator LED 3-colors(Red, Green, Blue） 3、MD 3.1 Size Height ( H * W * D ) 117*60*29.2mm Weight 182g IP code IP67 Drop Test 1.5m 3.2 Key buttons keys button PTT Key / Volume UP / Down Key / Function Key / SOS Key / Power Key 4、 Battery Battery type Li-Po Battery capacity 3600 mAh Removable battery Yes 5, Charge&Date Interfaces 5.1 Charging Micro USB ( For Handset ) Yes Battery charging terminal（For Cradle) Cradle charging 5.2 Cradle Spec Input voltage AC 100-240V, 50 / 60Hz, 0.3A Output voltage DC 5V / 2.0 AInterface type Standard USB