Professional mobile phone and mobile 
Product NO : JMK777
| Product name | oem keypad android phone 4g |
| Model NO | JMA666 |
| platform | MTK6762 octa core |
| OS | android 13 |
| frequency |
GSM:3/8; W:1/5/8; TDD:B38/B39/B41; FDD:B1/B3/B5/B7/B8/B28ab or B2/4/5/12/13/17/66/71 More frequency bands can be customized |
| memory | 3GB RAM 64GB ROM |
| micro sd | Max 128GB |
| lcd | 2.8 inch 480*640 IPS touch screen |
| camera | Front 2MP Rear 5MP（AF) |
| BT | Bluetooth specification v2.1+EDR, 3.0+HS and v4.1+HS compliant |
| Wifi/Wapi | Yes |
| sensor | L/G sensor |
| GPS | Yes |
| Button | T9 21keys |
| speaker | 1511 box with K audio amplifier |
| mic | Noise reduction dual MIC |
| interface | type-C |
| battery | 2100mAh |
| flashlight | yes |