HTC Flat Cable Handsfree With Mic Tangle Free Call Answer & End Button Stereo With 3.5mm Jack Style: In-Ear Communication: Wired Flat Cable length: 1.0m HTC Brand Wearing Comfort and High-Quality Soundwith the In-ear Fit. It gives Clearer Sound, Richer Bass and can use. Optimized for use with all 3.5mm audio jack HTC smartphones with higher-quality voice calls. Although it can use all other smart phone having 3.5MM jack, but we strongly recomondate for HTC Smart phones. Brand HTC SKU 100884931_NP-1021434717 Model E240