7 days free replacement warranty in case of product defect.
Product Model: T20 Pro max
CPU: YC1137
Flash: 64 MB
G-sensor: Supported
Geomagnetic sensor: Supported
Bluetooth: 5.0
LCD: 2.09"
TP: Single touch compatible with COB capacitive multi-touch
Heart rate sensor: heart rate and temperature in one
Motor: Support
Charging method: wireless charging
Microphone: Supported
Side key: Support
Speaker: Support, speaker, and receiver in one
Power amplifier: Supported
Battery capacity: 260mah
Compatible systems: IOS 9.0 and above, Android 5.0 and above
Message push language: multi-language