Sennheiser Professional Audio IE 400 Pro Wired in Ear Earphones with Mic (Transparent, Clear) REFURBISHED 07 Billion (10-Bit) MSI pre-calibrated

07 Billion (10-Bit) MSI pre-calibrated QD Premium Color Mode delivers exceptionally precise colour accuracy Delta E (ΔE) ≤ 2

Get up to 7 days of performance without Bluetooth calls and up to 4 days of use with Bluetooth calling

31 Grams Batteries ‎1 Lithium Ion batteries required

Check your vitals - Heart Rate

Water-Proof

Sennheiser Professional Audio IE 400 Pro Wired in Ear Earphones with Mic (Transparent, Clear) REFURBISHED 07 Billion (10-Bit) MSI pre-calibratedFeatures Detailed and balanced in ear monitor sound that packs a real punch Detachable, stage proof Cable with break proof connection (patent pending) and reinforced ear hook Perfect fit due to compact, extremely lightweight earmold in a superior ergonomic yet rugged design Highest flexibility and wearing comfort with silicone & memory foam ear tips in all sizes, individually adaptable to your ear canal depth Specifications Brand Name Sennheiser Model