To connect a phone to a Bluetooth speaker, put the speaker in pairing mode, open your phone's Bluetooth settings, and tap the speaker to connect. Once paired it reconnects automatically when both are on. This works the same way on iPhone and Android.
Connection Methods
Bluetooth Pairing ⚡ Wireless
Turn on the speaker and hold its Bluetooth button until it flashes (pairing mode).
Open Bluetooth in your phone's settings.
Tap the speaker's name in the device list.
Wait for the confirmation tone — you're connected.