Phone Speaker Test: Separate the Audio Paths
Record a phone speaker test as receiver, loudspeaker, media, and call lines before you accept a used handset or refer it.
Buying guides
Page 3 of Kondor Phone buying guides for wholesale lots, accessories, and graded used phones.
Record a phone speaker test as receiver, loudspeaker, media, and call lines before you accept a used handset or refer it.
Record a phone signal strength test on one used handset by matching SIM, place and network, and keep an unavailable reading apart from a weak number.
Cycle count tracks use; battery health estimates capacity left. See where iPhone, Pixel and Android show each, and how to record a mismatch at phone intake.
Check Face ID and optical or ultrasonic fingerprints at used-phone intake. Separate enrollment, unlock, repair labels and per-unit retest decisions.
Screen used phones for touch gaps, edge faults and unexpected input with a recorded grid sweep, multi-touch checks and clear retest decisions.
Mismatched labels misassign handset records. Bind one-device IDs and verify PDA scans reach inventory before releasing used-phone stock.