The Band 7 might cost as little as $50, according to GSMArena. The  Band 7 is codenamed Bari and resembles Redmi’s Smart Band Pro. Amazfit is known for its inexpensive fitness bands and smartwatches. Amazfit is known for its inexpensive fitness bands and smartwatches. The Band 7 might cost as little as $50, according to GSMArena. Amazfit looks to be