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OBS421 series

Stand-alone dual-mode Bluetooth modules

Proven dual‑mode Bluetooth modules with best performance and multi‑point functionality

  • Bluetooth v4.0 with Bluetooth low energy and Bluetooth BR/EDR (dual‑mode Bluetooth)
  • Embedded stack (SPP, DUN, PAN, GATT)
  • Low Emission Mode® limits interference with other 2.4GHz RF
  • u‑blox Low Energy Serial Port Service
  • High throughput of 1.3 Mbps
  • Advanced multipoint capability with 7 slaves
  • High speed iAP2 connectivity

Product variants

CB-OBS421i-24

Internal antenna

CB-OBS421x-24

U.FL antenna connector

CB-OBS421i-i4

Internal antenna, Apple iAP support

CB-OBS421x-i4

U.FL antenna connector, Apple iAP support

Buy starting from
( - )
OBS421 series
16 x 36 x 2.6 mm