Color: Black Copper Used for 2-3 months. Battery: Both earbuds lasted about 4 hours of continuous music playback without running out of charge. Noise canceling, external sound input mode, etc., operation confirmed, no problems. No malfunctions during use. Earbuds only, body only. Contents: Earbud body, included ear fins & ear tips. True Wireless Stereo Earphones MOMENTUM True Wireless 4 MTW4 Black Copper Brand: SENNHEISER MOMENTUM (SENNHEISER) Z8