Battery: 2000mAh (regular version, without power bank function) Item number: X9 Standby time: about 48 hours Supports controller connection for two player games/supports large screen synchronous output Product parameters: Simulators: SFC, GBC, GBA, GB, FC, NES, MD 11 simulators including MAME, SMC, CPS, and SMD Screen: 3.5-inch IPSOCA full fit color screen (640 * 480) CPU: A13 1.2G, dual core DDR, 2G TF card: Supports TF card expansion slots, with a maximum support of 64GB Speaker: Built in 2W cavity speaker Battery: 2000mAh Material: plastic colour: green / black / White Package Contents: 1 x Game Console Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.