diff --git a/device.go b/device.go
index 2b9bfbf..c2af6a1 100644
--- a/device.go
+++ b/device.go
@@ -92,10 +92,10 @@ func (r *Device) setup() error {
 	config := [][]byte{
 		/* 0x01 */ {REG_OPMODE, RF_OPMODE_SEQUENCER_ON | RF_OPMODE_LISTEN_OFF | RF_OPMODE_STANDBY},
 		/* 0x02 */ {REG_DATAMODUL, RF_DATAMODUL_DATAMODE_PACKET | RF_DATAMODUL_MODULATIONTYPE_FSK | RF_DATAMODUL_MODULATIONSHAPING_00}, // no shaping
-		/* 0x03 */ {REG_BITRATEMSB, RF_BITRATEMSB_55555}, // default: 4.8 KBPS
-		/* 0x04 */ {REG_BITRATELSB, RF_BITRATELSB_55555},
-		/* 0x05 */ {REG_FDEVMSB, RF_FDEVMSB_50000}, // default: 5KHz, (FDEV + BitRate / 2 <= 500KHz)
-		/* 0x06 */ {REG_FDEVLSB, RF_FDEVLSB_50000},
+		/* 0x03 */ {REG_BITRATEMSB, RF_BITRATEMSB_19200}, // default: 4.8 KBPS
+		/* 0x04 */ {REG_BITRATELSB, RF_BITRATELSB_19200},
+		/* 0x05 */ {REG_FDEVMSB, RF_FDEVMSB_25000}, // default: 5KHz, (FDEV + BitRate / 2 <= 500KHz)
+		/* 0x06 */ {REG_FDEVLSB, RF_FDEVMSB_25000},
 		/* 0x07 */ {REG_FRFMSB, RF_FRFMSB_868},
 		/* 0x08 */ {REG_FRFMID, RF_FRFMID_868},
 		/* 0x09 */ {REG_FRFLSB, RF_FRFLSB_868},
@@ -107,8 +107,7 @@ func (r *Device) setup() error {
 		///* 0x11 */ { REG_PALEVEL, RF_PALEVEL_PA0_ON | RF_PALEVEL_PA1_OFF | RF_PALEVEL_PA2_OFF | RF_PALEVEL_OUTPUTPOWER_11111},
 		///* 0x13 */ { REG_OCP, RF_OCP_ON | RF_OCP_TRIM_95 }, // over current protection (default is 95mA)
 		// RXBW defaults are { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_5} (RxBw: 10.4KHz)
-		/* 0x19 */ {REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_16 | RF_RXBW_EXP_2}, // (BitRate < 2 * RxBw)
-		//for BR-19200: /* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_3 },
+		/* 0x19 */ { REG_RXBW, RF_RXBW_DCCFREQ_010 | RF_RXBW_MANT_24 | RF_RXBW_EXP_3 },
 		/* 0x25 */ {REG_DIOMAPPING1, RF_DIOMAPPING1_DIO0_01}, // DIO0 is the only IRQ we're using
 		/* 0x26 */ {REG_DIOMAPPING2, RF_DIOMAPPING2_CLKOUT_OFF}, // DIO5 ClkOut disable for power saving
 		/* 0x28 */ {REG_IRQFLAGS2, RF_IRQFLAGS2_FIFOOVERRUN}, // writing to this bit ensures that the FIFO & status flags are reset
@@ -121,8 +120,7 @@ func (r *Device) setup() error {
 		/* 0x38 */ {REG_PAYLOADLENGTH, 66}, // in variable length mode: the max frame size, not used in TX
 		///* 0x39 */ { REG_NODEADRS, nodeID }, // turned off because we're not using address filtering
 		/* 0x3C */ {REG_FIFOTHRESH, RF_FIFOTHRESH_TXSTART_FIFONOTEMPTY | RF_FIFOTHRESH_VALUE}, // TX on FIFO not empty
-		/* 0x3D */ {REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_2BITS | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF}, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
-		//for BR-19200: /* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_NONE | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
+		/* 0x3D */ { REG_PACKETCONFIG2, RF_PACKET2_RXRESTARTDELAY_NONE | RF_PACKET2_AUTORXRESTART_ON | RF_PACKET2_AES_OFF }, // RXRESTARTDELAY must match transmitter PA ramp-down time (bitrate dependent)
 		/* 0x6F */ {REG_TESTDAGC, RF_DAGC_IMPROVED_LOWBETA0}, // run DAGC continuously in RX mode for Fading Margin Improvement, recommended default for AfcLowBetaOn=0
 	}
 	for data, err := r.readReg(REG_SYNCVALUE1); err == nil && data != 0xAA; data, err = r.readReg(REG_SYNCVALUE1) {