Come and see our amazing products. 1.97 x 0.28 x 0.59 Inches Plastic with Metal M165 Wireless Bluetooth Earphone MTK Stereo Bluetooth Earphone Design Intergrated 48MIPS Dual-MAC DSP Processor Built-In Charging IC Support Bluetooth V4.0 + EDR + A2DP V1.3 + AVRCP V1.5 + HFP V1.6 + HSP V1.2 + SPP Protocol Support Noise-Cancellation, Echo Elimination Voice Prompts Support UART + I2C Interface Pls confirm further with us if any query about packing info, inventory status and time schedule.